National Dental Examining Board of Canada (NDEB) Practice Exam 2025 - Free NDEB Practice Questions and Study Guide

Question: 1 / 400

The coefficient of thermal expansion of metal is ___ compared to ceramic?

much lower than

slightly lower than

the same as

slightly higher than

The coefficient of thermal expansion of metal is slightly higher than ceramic. This means that metal will expand slightly more than ceramic when exposed to the same amount of heat. Options A and B state that metal has a lower coefficient of thermal expansion compared to ceramic, which is incorrect. Additionally, option C states that both metal and ceramic have the same coefficient of thermal expansion, which is also incorrect.

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